* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
body {
  font-family: Helvetica Neue, Tahoma, Arial, PingFangSC-Regular, Hiragino Sans GB, Microsoft Yahei, sans-serif;
}
a {
  color: #333;
  text-decoration: none;
}
img {
  vertical-align: middle;
  width: 100%;
  height: 100%;
}
ul {
  list-style: none;
}
.ellipsis-2 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
body {
  width: 100vw;
  background-color: #f1f1f2;
}
header {
  width: 100vw;
  height: 11.7333vw;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  background-color: #c21401;
  text-align: center;
  line-height: 11.7333vw;
}
header h1 {
  font-size: 4.2667vw;
  color: #fff;
}
footer {
  display: flex;
  justify-content: space-around;
  align-items: center;
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 999;
  width: 100vw;
  height: 13.3333vw;
  border-top: 1px solid #ccc;
  background-color: #fff;
  text-align: center;
}
footer a {
  color: #000;
}
footer a .iconfont {
  font-size: 6.4vw;
}
footer a p {
  font-size: 2.6667vw;
}
footer a.active {
  color: #fa2209;
}
